Cisco Cisco Email Security Appliance C170 사용자 가이드

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Cisco IronPort AsyncOS 7.6 for Email Configuration Guide

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Chapter 5 Configuring the Gateway to Receive Email

Figure 5-31

Add Sender Group: THROTTLEMORE

Step 2

Select the THROTTLEMORE policy from the list.

Step 3

Check the “Connecting host PTR record does not exist in DNS” checkbox under Connecting Host DNS
Verification.

Step 4

Submit and commit your changes. The HAT Overview page now looks like this:

Figure 5-32

HAT Overview

For the next step, configure the ACCEPTED mail flow policy to handle unverified senders.

Implementing Sender Verification for the ACCEPTED Mail Flow Policy

Step 1

Select Mail Policies > Mail Flow Policies.

Step 2

On the Mail Flow Policies page, click on the ACCEPTED mail flow policy.

Step 3

Scroll to the bottom of the mail flow policy: